





Hertz Mille Legend MLK 1650.3 6.5 Inch 16.5cm Component Speakers 150w RMS Pair
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The Hertz Mille Legend MLK 1650.3 is a 6.5 inch (165 mm) two-way component speaker system rated at 150 W RMS (300 W peak). It pairs the ML 1650.3 woofer with the ML 280.3 35 mm tweeter and the bi-amp capable MLCX 2 TW.3 crossover. It is part of the Hertz Mille Legend range.
The tweeter is also sold separately as the ML 280.3. For a ferrite-magnet alternative at the same size and power rating, see the MLK 165.3.
Key specifications
- Size: 165 mm (6.5 inch) two-way component system
- Power handling: 150 W RMS continuous, 300 W peak
- Impedance: 4 ohms
- Sensitivity: 93 dB
- Frequency response: 40 Hz to 28 kHz
- Tweeter: ML 280.3, 35 mm dome
- Crossover: MLCX 2 TW.3, crossover points at 2.5 kHz or 3.5 kHz, with bi-amp switch
MLK 1650.3 Legend
The MLK 1650.3 is a two-way component kit aimed at purists. It combines high dynamics with an extended frequency response and strong timbre consistency.
The MLCX 2 TW.3 crossover includes a bi-amp switch, allowing two amplifiers or two separate channels to drive the woofer and tweeter independently. This unlocks the full performance potential of the system.
The crossover also features Mid-Contour and Hi-Contour controls. Each is a two-position selector — Mid-Contour adjusts the woofer cut-off frequency, Hi-Contour adjusts the tweeter cut-off frequency. Together they let you fine-tune the system's frequency response to suit your vehicle's acoustics, speaker placement, and personal preference.
Explore the full range in Hertz Mille Legend.
Specification
| Power Handling | - Continuous W 150 |
|---|---|
| Power Handling | - Peak W 300 |
| Impedance | Ohm 4 |
| Sensitivity | dB SPL 93 |
| Frequency Response | Hz 40 ÷ 28k |
| Weight | of one component - Woofer 1.29 (2.84) |
| Weight | of one component - Tweeter kg (lb) 0,1 (0.22) |
| Weight | of one component - Crossover kg (lb) 0,57 (1.26) |
More specs
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What's Included
- Two ML 1650.3 Woofers
- Two ML 280.3 Dome tweeters
- Two MLCX 2 TW.3 Crossover networks
- Tweeter flush mount cups
- Tweeter flush mount clamps
- Tweeter grilles (installed)
- Woofer grilles
- Screws
- Speed clips
- Owner's manual
- Templates on box
Hertz
About the Hertz MLK 1650.3
From our tech experts at CEN
The Hertz Mille Legend MLK 1650.3 is a 6.5 inch (165 mm) two-way component speaker system rated at 150 W RMS and 300 W peak. It combines the ML 1650.3 woofer with an ML 280.3 35 mm dome tweeter and the bi-amp capable MLCX 2 TW.3 passive crossover. Sensitivity is 93 dB with a frequency response of 40 Hz to 28 kHz.
Who it suits
These suit enthusiasts who want a high-output component system and have a capable amplifier to match. The MLCX 2 TW.3 crossover's bi-amp switch allows separate amplifier channels to drive the woofer and tweeter independently. For a more accessible 6.5 inch component option, see the Hertz Dieci DSK 165.3.
Our tech experts advise
The crossover includes Mid-Contour and Hi-Contour selectors to adjust cut-off frequencies at 2.5 kHz or 3.5 kHz, letting you tailor the response to your vehicle's acoustics. Check door cavity dimensions before ordering as woofer fitment varies by car. Professional fitting is priced per vehicle — see our installation service in Nottingham.
Explore the full Hertz range at CEN, with fast UK dispatch and expert advice from our Nottingham team. Shop all Hertz
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Frequently Asked Questions
Q: Will these speakers fit my car?
A: Most car speakers are standard sizes, but mounting depth and fitting rings vary by vehicle. Check the size in the Specification tab against your vehicle, or contact CEN with your registration and we will confirm fitment and any adapters or fitting kits you need.
Q: Do I need an amplifier to run these speakers?
A: Not always. Most speakers will run from a standard head unit, but a dedicated amplifier lets them perform at their best, particularly for component sets and higher power handling models. The RMS figure in the Specification tab is the guide to how much clean power they can use.
Q: What is the difference between coaxial and component speakers?
A: Coaxial speakers combine the tweeter and woofer in one unit for a simple like-for-like upgrade. Component sets separate the tweeter and woofer with a crossover for better imaging and detail, and suit installs where sound quality is the priority.
Q: Do these come as a pair?
A: Unless stated otherwise, car speakers are sold in pairs. Check the product title and What's Included tab, which lists exactly what is in the box.
Q: Can CEN fit these speakers for me?
A: Yes. CEN offers professional installation from our Nottingham premises. Contact us to book an installation slot or ask for a fitting quote.
Q: Can the MLK 1650.3 be bi-amplified?
A: Yes. A switch on the MLCX 2 TW.3 crossover lets you drive the woofer and tweeter from two separate amplifier channels.
Q: What is in the MLK 1650.3 kit?
A: Two ML 1650.3 woofers, two ML 280.3 dome tweeters, two MLCX 2 TW.3 crossovers, tweeter flush mount cups and clamps, tweeter grilles (installed), woofer grilles, screws, speed clips, owner's manual and templates on the box.
Q: What is the crossover point?
A: 2.5 kHz with the Mid and Hi-Contour controls on, or 3.5 kHz with them off.



































